Can be found in Installation Drive:\Program Files\Symantec\Backup Exec\Data. (On BE server)

By using the job log you can get the information regarding Backedup Data (No of Directories, files, skipped files etc), Media and device used for backup,Media set information, compression, encryption details total time taken to complete the backup job, any errors occured during the job.

For example if you have 5 drives in your selction list and you are facing problem while backing up the last directory, job log will show this in detail. (Where the error occured during the backup of backup set).